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Fixed issue with CaseExpression not working in Subselects.

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This commit is contained in:
Guilherme Blanco 2011-09-21 17:30:45 -03:00
parent 2ae3bb6e3a
commit a86038b484
3 changed files with 52 additions and 0 deletions
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1
lib/Doctrine/ORM/Query/Parser.php
View File

@ -1696,6 +1696,7 @@ class Parser
return $this->CoalesceExpression();
case Lexer::T_CASE:
$this->_lexer->resetPeek();
$peek = $this->_lexer->peek();
return ($peek['type'] === Lexer::T_WHEN)

19
lib/Doctrine/ORM/Query/SqlWalker.php
View File

@ -1316,6 +1316,25 @@ class SqlWalker implements TreeWalker
$columnAlias = 'sclr' . $this->_aliasCounter++;
$sql .= $this->walkSimpleArithmeticExpression($expr) . ' AS ' . $columnAlias;
$this->_scalarResultAliasMap[$alias] = $columnAlias;
} else if (
$expr instanceof AST\NullIfExpression ||
$expr instanceof AST\CoalesceExpression ||
$expr instanceof AST\GeneralCaseExpression ||
$expr instanceof AST\SimpleCaseExpression
) {
if ( ! $simpleSelectExpression->fieldIdentificationVariable) {
$alias = $this->_scalarResultCounter++;
} else {
$alias = $simpleSelectExpression->fieldIdentificationVariable;
}
$columnAlias = 'sclr' . $this->_aliasCounter++;
$sql .= $this->walkCaseExpression($expr) . ' AS ' . $columnAlias;
$this->_scalarResultAliasMap[$alias] = $columnAlias;
$columnAlias = $this->_platform->getSQLResultCasing($columnAlias);
$this->_rsm->addScalarResult($columnAlias, $alias);
} else {
// IdentificationVariable
$class = $this->_queryComponents[$expr]['metadata'];

32
tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php
View File

@ -1042,6 +1042,38 @@ class SelectSqlGenerationTest extends \Doctrine\Tests\OrmTestCase
);
}
public function testGeneralCaseWithSingleWhenClauseInSubselect()
{
$this->assertSqlGeneration(
"SELECT g FROM Doctrine\Tests\Models\CMS\CmsGroup g WHERE g.id IN (SELECT CASE WHEN ((g2.id / 2) > 18) THEN 2 ELSE 1 END FROM Doctrine\Tests\Models\CMS\CmsGroup g2)",
"SELECT c0_.id AS id0, c0_.name AS name1 FROM cms_groups c0_ WHERE c0_.id IN (SELECT CASE WHEN (c1_.id / 2 > 18) THEN 2 ELSE 1 END AS sclr2 FROM cms_groups c1_)"
);
}
public function testGeneralCaseWithMultipleWhenClauseInSubselect()
{
$this->assertSqlGeneration(
"SELECT g FROM Doctrine\Tests\Models\CMS\CmsGroup g WHERE g.id IN (SELECT CASE WHEN (g.id / 2 < 10) THEN 3 WHEN ((g.id / 2) > 20) THEN 2 ELSE 1 END FROM Doctrine\Tests\Models\CMS\CmsGroup g2)",
"SELECT c0_.id AS id0, c0_.name AS name1 FROM cms_groups c0_ WHERE c0_.id IN (SELECT CASE WHEN (c0_.id / 2 < 10) THEN 3 WHEN (c0_.id / 2 > 20) THEN 2 ELSE 1 END AS sclr2 FROM cms_groups c1_)"
);
}
public function testSimpleCaseWithSingleWhenClauseInSubselect()
{
$this->assertSqlGeneration(
"SELECT g FROM Doctrine\Tests\Models\CMS\CmsGroup g WHERE g.id IN (SELECT CASE g2.name WHEN 'admin' THEN 1 ELSE 2 END FROM Doctrine\Tests\Models\CMS\CmsGroup g2)",
"SELECT c0_.id AS id0, c0_.name AS name1 FROM cms_groups c0_ WHERE c0_.id IN (SELECT CASE c1_.name WHEN admin THEN 1 ELSE 2 END AS sclr2 FROM cms_groups c1_)"
);
}
public function testSimpleCaseWithMultipleWhenClauseInSubselect()
{
$this->assertSqlGeneration(
"SELECT g FROM Doctrine\Tests\Models\CMS\CmsGroup g WHERE g.id IN (SELECT CASE g2.name WHEN 'admin' THEN 1 WHEN 'moderator' THEN 2 ELSE 3 END FROM Doctrine\Tests\Models\CMS\CmsGroup g2)",
"SELECT c0_.id AS id0, c0_.name AS name1 FROM cms_groups c0_ WHERE c0_.id IN (SELECT CASE c1_.name WHEN admin THEN 1 WHEN moderator THEN 2 ELSE 3 END AS sclr2 FROM cms_groups c1_)"
);
}
/**
* @group DDC-1339
*/